Browse Speakers

WILLIAM LENT, Hazardous Materials Program Manager - Retired - San Mateo County EH

Bill Lent was the Hazardous Materials Program Manager for San Mateo County's Environmental Health Division for more than 30 years, retiring from the county in March of 2016. Bill was responsible for the Divisions Certified Unified Program Agency (CUPA) that includes the hazardous waste, underground tank and other specific regulatory programs. Bill has been involved in a number of enforcement cases involving hazardous waste, underground storage tanks and hazardous materials. He has received specialized training in enforcement, emergency response, hazardous waste management, Weapons of Mass Destruction etc. and has often been called as an expert witness for testimony involving environmental crimes.
Bill also coordinated the County's Hazardous Materials Emergency Response program for the Joint Powers Authority for many years and was a member of the response team when it was formed in 1985 until 2016 and in that capacity Bill responded to more that 700 Hazardous Materials Emergency Response calls throughout the County.
In 2011 Bill received the California Environmental Protection Agency's Environmental Achievement Award and the Cal CUPA Forums Outstanding CUPA Individual Award in 05

Hazardous Materials Specialist from LACO Fire Dept Health
HazMat Division with 27 years experience.
1 year as hazmat investigator, 15 years as hazmat inspector
and 11 years as hazmat responder.
Currently assigned to the Emergency Operations Section as
team leader to various emergency incidents in LA county.

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CUPA-2018

YIJUN YAO, Associate Professor - Zhejiang University

Yijun Yao, Ph.D., is an associate professor at the Department of Environmental Science at College of Environmental and Natural Sciences, Zhejiang University. He got his Ph.D. degree in 2012 in Engineering from School of Engineering, Brown University. His main research interest is risk assessments of contaminated sites using mathematical and physical modelling, especially for vapor intrusion. He is the co-author of over 30 academic papers and the vapor intrusion risk assessment tools, CVI2D Toolkit and PVI2D Toolkit. He also solely developed a spreadsheet that could be used to conduct a three-tiered risk assessments of contaminated sites.

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CUPA-2018

ZANA ZMILY, Environmental Health Specialist - San Diego County DEH

Zana Zmily is an Environmental Health Specialist for the County of San Diego, Department of Environmental Health, Hazardous Materials Division (HMD). Zana started with HMD as an Environmental Health Technician primarily assisting regulated facilities with electronic reporting requirements in CERS and currently works as a CUPA and Medical Waste inspector. Zana is an ICC certified UST inspector and is a Cal/EPA certified APSA inspector. Zana graduated from the University of California San Diego with a Bachelor of Science degree in Ecology, Behavior and Evolution and a minor in Public Health.